A Multicenter, Postmarket Surveillance Study of Subjects With the Canary canturioTM te Tibial Extension

Inclusion

* Patient must be 18 years of age or older
* Patient qualifies for primary total knee arthroplasty based on physical exam and medical history, including diagnosis of severe knee pain and disability due to osteoarthritis, limited to:
* Mild or Moderate valgus, varus, or flexion deformities
* Patient must be willing and able to complete the protocol required follow-up
* Patient is indicated for a 58mm or 30mm tibial stem extension
* Patient has participated in the study-related informed consent process
* Patient is willing and able to provide written Informed Consent by signing and dating the IRB approved informed consent
* Patient has a platform-compatible personal computer located in their dwelling with appropriate wireless internet access and a USB port
* Independent of study participation, patient is a candidate for commercially available Persona Personalized Knee System implanted in accordance with product labeling

Exclusion

* Simultaneous bilateral TKA
* Staged bilateral TKA less than 6 months from indexed procedure
* Patient is a current alcohol or drug abuser
* Patient is known to be pregnant, breastfeeding, or considered a member of a protected class (e.g., prisoner, mentally incompetent, etc.)
* Patient has a psychiatric illness or cognitive deficit that will not allow proper informed consent and participation in follow-up program
* Patient has previous history of infection in the affected joint and/or a local or systemic infection that may affect the prosthetic joint
* Patient with mental or neurologic conditions who are unwilling or incapable of following postoperative care instructions
* Patient with skeletal immaturity
* Patient has insufficient bone stock on femoral or tibial surfaces
* Patient with Neuropathic Arthropathy
* Patient has osteoporosis, or any loss of musculature or neuromuscular disease that compromises the affected limb
* Patient has severe instability secondary to the absence of collateral ligament integrity.
* Patient has a stable, painless arthrodesis in a satisfactory functional position
* Patient has rheumatoid arthritis accompanied by an ulcer of the skin or a history of recurrent breakdown of the skin
* Patient has a known or suspected sensitivity to one or more of the implant materials
* Patient is undergoing procedures or treatments using ionizing radiation
* Patients with known symptomatic foot, hip, or spinal injuries and/or conditions that could affect gait